. >> carla lowe is citizens against legalization of marijuana. a lobbying group based in sacramento. pot is unsafe and ineffective. not a -- an 'digtive, dangerous drug. >> not a medicine. always been a joke, a cruel hoax, always has been, always will be. f.d.a. will never approved it for any product to be deemed a medicine. >> with the recent legalization of medical marijuana in washington and colorado national leaders are re-examining pot policies. the justice department soon expected to issue a response which now allow adults 21 and old tore possess up to one ounce legally. on capitol hill, senate judiciary chairman patrick leahy called for congressional hearings on the issue and for his part, president obama told abc's barbara walters that the federal government has bigger fish to try than to go after pot smokers. >> it does not make sense from a prior othertization point of view to focus on recreational drug users in a state that has already said that under state law that's legal. >> while marijuana users in those states may be off the hook,